var web = document.getElementById("web");
var login_in = document.getElementById("login_in");
var login = document.getElementById("login");
var note = document.getElementById("note");
var all = document.getElementById("all");
var gonote = document.getElementById("gonote");
var gologin = document.getElementById("gologin");
var close = document.getElementById("close");
var close2 = document.getElementById("close2");
var username = document.getElementById("username");
var password = document.getElementById("password");
var test = document.getElementById("test");
var name = document.getElementById("name");
var key = document.getElementById("key");
var key2 = document.getElementById("key2");
var email = document.getElementById("email");
var btn = document.getElementById("btn");
var btnlogin = document.getElementById("btnlogin");
login_in.addEventListener("click",function () {
    login.style.display="block";
});
close.addEventListener("click",function(){
	login.style.display="none";
});
close2.addEventListener("click",function(){
	note.style.display="none";
});
gonote.addEventListener("click",function(){
	login.style.display="none";
	note.style.display="block";
});
gologin.addEventListener("click",function(){
	note.style.display="none";
	login.style.display="block";
})